Home / 21,433,364.28-29,577,924.36-11,643,730.20

Finding the Fourth Proportional to 21,433,364.28, 29,577,924.36 and 11,643,730.20

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Solution

The fourth proportional to 21,433,364.28, 29,577,924.36 and 11,643,730.20 is: 16,068,283.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433,364.28 : 29,577,924.36 = 11,643,730.20 : x
  2. Step 2: Convert to fraction form
    21,433,364.28/29,577,924.36 = 11,643,730.20/x
  3. Step 3: Cross multiply
    21,433,364.28x = 29,577,924.36 × 11,643,730.20
  4. Step 4: Simplify right side
    21,433,364.28x = 344,397,371,123,847.62
  5. Step 5: Solve for x
    x = 344,397,371,123,847.62/21,433,364.28
  6. Step 6: Final answer
    x = 16,068,283.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.